Unify '-cpu ?' option.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3380 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/linux-user/main.c b/linux-user/main.c
index 7de7ff5..1e406d3 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -1945,14 +1945,9 @@
         } else if (!strcmp(r, "cpu")) {
             cpu_model = argv[optind++];
             if (strcmp(cpu_model, "?") == 0) {
-#if defined(TARGET_PPC)
-                ppc_cpu_list(stdout, &fprintf);
-#elif defined(TARGET_ARM)
-                arm_cpu_list();
-#elif defined(TARGET_MIPS)
-                mips_cpu_list(stdout, &fprintf);
-#elif defined(TARGET_SPARC)
-                sparc_cpu_list(stdout, &fprintf);
+/* XXX: implement xxx_cpu_list for targets that still miss it */
+#if defined(cpu_list)
+                    cpu_list(stdout, &fprintf);
 #endif
                 _exit(1);
             }
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 76fdbb2..7510a24 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -260,7 +260,7 @@
     return (env->features & (1u << feature)) != 0;
 }
 
-void arm_cpu_list(void);
+void arm_cpu_list(FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...));
 void cpu_arm_set_model(CPUARMState *env, const char *name);
 
 void cpu_arm_set_cp_io(CPUARMState *env, int cpnum,
@@ -299,6 +299,7 @@
 #define cpu_exec cpu_arm_exec
 #define cpu_gen_code cpu_arm_gen_code
 #define cpu_signal_handler cpu_arm_signal_handler
+#define cpu_list arm_cpu_list
 
 #include "cpu-all.h"
 
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 01573a2..4501fea 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -126,13 +126,13 @@
     { 0, NULL}
 };
 
-void arm_cpu_list(void)
+void arm_cpu_list(FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
 {
     int i;
 
-    printf ("Available CPUs:\n");
+    (*cpu_fprintf)(f, "Available CPUs:\n");
     for (i = 0; arm_cpu_names[i].name; i++) {
-        printf("  %s\n", arm_cpu_names[i].name);
+        (*cpu_fprintf)(f, "  %s\n", arm_cpu_names[i].name);
     }
 }
 
diff --git a/target-mips/cpu.h b/target-mips/cpu.h
index 569f932..137260f 100644
--- a/target-mips/cpu.h
+++ b/target-mips/cpu.h
@@ -482,6 +482,7 @@
 #define cpu_exec cpu_mips_exec
 #define cpu_gen_code cpu_mips_gen_code
 #define cpu_signal_handler cpu_mips_signal_handler
+#define cpu_list mips_cpu_list
 
 #include "cpu-all.h"
 
diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index f4d9004..b424abc 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -697,6 +697,7 @@
 #define cpu_exec cpu_ppc_exec
 #define cpu_gen_code cpu_ppc_gen_code
 #define cpu_signal_handler cpu_ppc_signal_handler
+#define cpu_list ppc_cpu_list
 
 #include "cpu-all.h"
 
diff --git a/target-sparc/cpu.h b/target-sparc/cpu.h
index 5c8c49a..fac18a7 100644
--- a/target-sparc/cpu.h
+++ b/target-sparc/cpu.h
@@ -315,6 +315,7 @@
 #define cpu_exec cpu_sparc_exec
 #define cpu_gen_code cpu_sparc_gen_code
 #define cpu_signal_handler cpu_sparc_signal_handler
+#define cpu_list sparc_cpu_list
 
 #include "cpu-all.h"
 
diff --git a/vl.c b/vl.c
index 01bb06e..65c3e6a 100644
--- a/vl.c
+++ b/vl.c
@@ -7690,14 +7690,9 @@
             case QEMU_OPTION_cpu:
                 /* hw initialization will check this */
                 if (*optarg == '?') {
-#if defined(TARGET_PPC)
-                    ppc_cpu_list(stdout, &fprintf);
-#elif defined(TARGET_ARM)
-                    arm_cpu_list();
-#elif defined(TARGET_MIPS)
-                    mips_cpu_list(stdout, &fprintf);
-#elif defined(TARGET_SPARC)
-                    sparc_cpu_list(stdout, &fprintf);
+/* XXX: implement xxx_cpu_list for targets that still miss it */
+#if defined(cpu_list)
+                    cpu_list(stdout, &fprintf);
 #endif
                     exit(0);
                 } else {
diff --git a/vl.h b/vl.h
index aa75900..afa2cd6 100644
--- a/vl.h
+++ b/vl.h
@@ -741,14 +741,6 @@
 
 typedef void SetIRQFunc(void *opaque, int irq_num, int level);
 
-#if defined(TARGET_PPC)
-void ppc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...));
-#endif
-
-#if defined(TARGET_MIPS)
-void mips_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...));
-#endif
-
 #include "hw/irq.h"
 
 /* ISA bus */